Messages in this thread | | | Date | Thu, 01 Jul 2010 08:57:20 +0100 | From | "Jan Beulich" <> | Subject | Re: [PATCH 2/4, v2] x86: enlightenment for ticket spin locks - Xen implementation |
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>>> On 30.06.10 at 17:57, Stefano Stabellini <stefano.stabellini@eu.citrix.com> wrote: > On Wed, 30 Jun 2010, Jeremy Fitzhardinge wrote: >> On 06/29/2010 04:32 PM, Jan Beulich wrote: >> > Use the (alternative instructions based) callout hooks to the ticket >> > spinlock code to enlighten ticket locks when running fully virtualized >> > on Xen. Ultimately, this code might also be a candidate to be used >> > when running para-virtualized. >> > >> >> I'm not sure what the gain is by making this independent of all the rest >> of the Xen support in the kernel. Stefano is working on a series >> (posted a few times now) to add more paravirtual features for Xen HVM >> guests, and this work is conceptually very similar. > > My series has been stable since a while now and contains all the basic > PV on HVM mechanisms you need, including parsing the cpuid and mapping > the shared info page. > > Could you please rebase on my series (or at least the first two > patches), so that we don't conflict with each other?
I really don't want to make those patches depend on no upstream stuff (as I want it accepted upstream), and I'm not sure when your patch series is expected to be upstream. If that's going to be soon, I'd just re-base after it happened.
Jan
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